Peptide Toxin Isolated from the Peruvian Green Velvet Tarantula (image) Biophysical Society Share Print E-Mail Caption This is the peptide toxin (blue) isolated from the Peruvian green velvet tarantula binds to neuronal cell membranes and inhibits the pain receptor NaV 1.7 (orange) at the cell membrane surface. Credit Henriques Usage Restrictions This image may be used only with appropriate caption and credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.